alysham1020 alysham1020

13-10-2020
Mathematics

contestada

If x=-1, then which of the following equations makes a true statement? A. 4x+9= 20 B. -4x-5=-15 C. -3x+15=-22

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saundersm saundersm

13-10-2020

Answer:

I do not think any will work...

Step-by-step explanation:

4(x)+9=20 4(-1)+9=20 -4+9=20 5=20 NO

-4(x)-5=-15 -4(-1)-5=-15 4-5=-15 -1=-15 NO

-3x+15=-22 -3(-1)+15=-22 3+15=-22 18=-22 NO

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